From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D31D6171A1 for ; Mon, 22 May 2023 19:25:09 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 22838C433D2; Mon, 22 May 2023 19:25:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1684783509; bh=lZ22TH6DDbeQuKhi9D1A598/5BopvKaYtD271lXTmmE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cEKZR7zY/xKvHwkpkEBH3H01XTgVaVLI1tlcnh2toycqy/tB4CEMtkP74MdSl6Ih4 oiuYxyKN7wRYTDXacm38X7HmmTV6PlYwar1MCx93dtdmJYBFQMv+Zhsxkt77qqq4Nv B6hX63bHr10Zprj3trrcA97pGK65RrCFObMw5ad4= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Nicholas Kazlauskas , Jun Lei , Qingqing Zhuo , Paul Hsieh , Daniel Wheeler , Alex Deucher , Sasha Levin Subject: [PATCH 6.1 068/292] drm/amd/display: Correct DML calculation to follow HW SPEC Date: Mon, 22 May 2023 20:07:05 +0100 Message-Id: <20230522190407.659770570@linuxfoundation.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230522190405.880733338@linuxfoundation.org> References: <20230522190405.880733338@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Paul Hsieh [ Upstream commit 385c3e4c29e1d4ce8f68687a8c84621e4c0e0416 ] [Why] In 2560x1600@240p eDP panel, driver use lowest voltage level to play 1080p video cause underflow. According to HW SPEC, the senario should use high voltage level. [How] ChromaPre value is zero when bandwidth validation. Correct ChromaPre calculation. Reviewed-by: Nicholas Kazlauskas Reviewed-by: Jun Lei Acked-by: Qingqing Zhuo Signed-off-by: Paul Hsieh Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c | 2 +- drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c | 2 +- .../gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c | 2 +- drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c index 49da8119b28e9..861f32b3248e7 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c @@ -4866,7 +4866,7 @@ void dml30_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l v->DETBufferSizeCThisState[k], &v->UrgentBurstFactorCursorPre[k], &v->UrgentBurstFactorLumaPre[k], - &v->UrgentBurstFactorChroma[k], + &v->UrgentBurstFactorChromaPre[k], &v->NoUrgentLatencyHidingPre[k]); } diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c b/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c index 77094035a26af..cf8f3d690fa66 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c @@ -5189,7 +5189,7 @@ void dml31_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l v->DETBufferSizeCThisState[k], &v->UrgentBurstFactorCursorPre[k], &v->UrgentBurstFactorLumaPre[k], - &v->UrgentBurstFactorChroma[k], + &v->UrgentBurstFactorChromaPre[k], &v->NotUrgentLatencyHidingPre[k]); } diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c b/drivers/gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c index 69516cfdbc64a..4998b211ccac7 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c @@ -5286,7 +5286,7 @@ void dml314_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_ v->DETBufferSizeCThisState[k], &v->UrgentBurstFactorCursorPre[k], &v->UrgentBurstFactorLumaPre[k], - &v->UrgentBurstFactorChroma[k], + &v->UrgentBurstFactorChromaPre[k], &v->NotUrgentLatencyHidingPre[k]); } diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c index e02e9d4b04a95..2bb768413c92a 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c @@ -3333,7 +3333,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l /* Output */ &mode_lib->vba.UrgentBurstFactorCursorPre[k], &mode_lib->vba.UrgentBurstFactorLumaPre[k], - &mode_lib->vba.UrgentBurstFactorChroma[k], + &mode_lib->vba.UrgentBurstFactorChromaPre[k], &mode_lib->vba.NotUrgentLatencyHidingPre[k]); } -- 2.39.2